Home / 8,491.23-12,718.26-6,018.55

Finding the Fourth Proportional to 8,491.23, 12,718.26 and 6,018.55

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Solution

The fourth proportional to 8,491.23, 12,718.26 and 6,018.55 is: 9,014.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,491.23 : 12,718.26 = 6,018.55 : x
  2. Step 2: Convert to fraction form
    8,491.23/12,718.26 = 6,018.55/x
  3. Step 3: Cross multiply
    8,491.23x = 12,718.26 × 6,018.55
  4. Step 4: Simplify right side
    8,491.23x = 76,545,451.93
  5. Step 5: Solve for x
    x = 76,545,451.93/8,491.23
  6. Step 6: Final answer
    x = 9,014.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.